[TowerTalk] 80 meter antenna advice. (NY6DX)

electric911inc at hotmail.com electric911inc at hotmail.com
Tue Feb 11 14:54:01 EST 2020


Ground is fertile topsoil with average drainage, Tahiti would be 180ft

Sent from my iPhone

> On Feb 11, 2020, at 2:31 PM, Jim Brown <jim at audiosystemsgroup.com> wrote:
> 
> On 2/10/2020 8:41 PM, Grant Saviers wrote:
>> I think 4sq vs 2L beam tradeoff depends on the beam height vs ground conductivity and thus the 4sq gain/pattern.
> 
> Yes. Several years ago, I did a modeling study of horizontal and vertical antennas vs height and ground conductivity. It's here.
> 
> http://k9yc.com/Multi-Station.pdf
> 
> N6BT (original Force 12 designer/owner) recently published the results of a ground-breaking study he did of verticals and terrain. Tom is a very smart engineer.
> 
> https://ncjweb.com/features/mayjun19feat.pdf
> 
> 73, Jim K9YC
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